140441347 has 2 divisors, whose sum is σ = 140441348. Its totient is φ = 140441346.

The previous prime is 140441333. The next prime is 140441351. The reversal of 140441347 is 743144041.

It is a strong prime.

It is an emirp because it is prime and its reverse (743144041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140441347 - 2⁷ = 140441219 is a prime.

It is not a weakly prime, because it can be changed into another prime (140441317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70220673 + 70220674.

It is an arithmetic number, because the mean of its divisors is an integer number (70220674).

Almost surely, 2^140441347 is an apocalyptic number.

140441347 is a deficient number, since it is larger than the sum of its proper divisors (1).

140441347 is an equidigital number, since it uses as much as digits as its factorization.

140441347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 140441347 is about 11850.7952053860. The cubic root of 140441347 is about 519.7944786931.

Adding to 140441347 its reverse (743144041), we get a palindrome (883585388).

The spelling of 140441347 in words is "one hundred forty million, four hundred forty-one thousand, three hundred forty-seven".